12-18 MERCEDES C E GLE GLK ML SLK (W212 W204 X204 W166 R172) 3.5L PISTON SET-6

What you see is exactly what you get

No stock photos, ever. Every listing shows the actual part that will ship to you — already pulled and cleaned — so you can confirm it's exactly what you need, in the condition you expect, before you buy. All backed by a free 90-day warranty and hassle-free returns.

Free 90-day warranty + hassle-free returns

Wrong part? Changed your mind? For eligible lower-48 + DC orders, returns are on us for ANY reason — hit the Contact Viking button for a prepaid label. Refunds are always cash to your payment method, never store credit.

Same-business-day shipping

We ship same business day if ordered before 11 AM Pacific — every part is already pulled, cleaned, and on the shelf, not buried in a car in the yard.

Free shipping (lower 48 + DC)

For eligible destinations, the checkout math stays calm: the listed direct price is the price that ships.

ASE-tested big stuff

Engines and transmissions are tested by our ASE Master Mechanic before listing.

ROD & PISTON SET/6

• ✓These photos show the exact individual part you'll receive — no stock photos
• ✓Genuine OEM — factory-original parts
• ✓Inspected before listing — engines & transmissions tested by an ASE Master Mechanic
• ✓FREE 90-day warranty & 90-day any-reason returns — we cover return shipping for eligible lower-48 + DC orders, freight included (details)
• ✓Order by 11 AM Pacific on a business day — ships that same day (holidays excluded)
• ✓Want longer coverage? Extended warranties to 180 or 365 days — see options

Ask about this part / verify fitment — free, no pressure

What's this about? A question about this part Will this fit my vehicle?

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